CN216136227U - Integrative auxiliary device of adjustable bed chair - Google Patents

Integrative auxiliary device of adjustable bed chair Download PDF

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Publication number
CN216136227U
CN216136227U CN202120718983.8U CN202120718983U CN216136227U CN 216136227 U CN216136227 U CN 216136227U CN 202120718983 U CN202120718983 U CN 202120718983U CN 216136227 U CN216136227 U CN 216136227U
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auxiliary device
adjustable
frame
chair
support frame
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CN202120718983.8U
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杨硕
刘家超
薛强
王烨帆
蔡子昊
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Tianjin University of Science and Technology
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Tianjin University of Science and Technology
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Abstract

The utility model discloses an integrated auxiliary device of an adjustable bed and chair, which is characterized by comprising a support frame, a power mechanism fixedly arranged on the support frame, a crank block mechanism rotatably and movably arranged on the support frame, a carrier wheel telescopically and fixedly arranged on the crank block mechanism, a block connecting rod mechanism rotatably and movably arranged on the support frame, a back plate arranged on the block connecting rod mechanism in a height-adjustable and angle-adjustable manner, handrails telescopically arranged on two sides of the support frame, and a headrest arranged on the back plate in a height-adjustable and angle-adjustable manner. The adjustable bed-chair integrated auxiliary device is simple in structure, coordinated in movement and convenient to operate, solves the problems that a user frequently changes from a bed to a chair and from lying to sitting posture and the like, and can provide good assistance for different people such as the old, the hemiparalysis and the like.

Description

Integrative auxiliary device of adjustable bed chair
Technical Field
The utility model relates to the technical field of auxiliary appliances, in particular to an adjustable bed-chair integrated auxiliary device.
Background
With the continuous development of urbanization and industrialization and the gradual expansion of the market of aging-oriented old-helping equipment of the population, people pay more and more attention to the life quality of the old. The pressure on the aspects of nursing the elderly suffering from diseases, nursing the elderly and the like is increasing, so that the development of more efficient and fully automatic household automatic old-age-assisting mechanical products is urgent.
At present, the multi-angle adjusting old people assisting equipment is relatively less in application in the field of body safety and health of old people compared with the application in foreign countries, both in quantity and quality. The market can not form a mature product, and similar products generally have the problems of single function, inconvenient operation and low safety. It is mainly for the old-fashioned bed or the chair of helping the old to a certain single angle, and most of manual regulation, needs nursing staff auxiliary operation, and this has undoubtedly greatly increased old man's life economic pressure, and has brought certain operation degree of difficulty for operating personnel. Therefore, it is very important to develop a bed and chair integrated auxiliary device which can be operated independently by the elderly and other persons with mobility disabilities, meets the requirements of different leaning postures of different people, and has the advantages of multiple angles, transferability, wide applicability, convenient operation, safety and comfort.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an adjustable bed-chair integrated auxiliary device which helps the old or the people with mobility difficulty to carry out daily life activities such as daily life, sitting, lying, standing and the like, aiming at the technical defects in the prior art.
The technical scheme adopted for realizing the purpose of the utility model is as follows:
the utility model provides an integrative auxiliary device of adjustable bed chair, its characterized in that, includes the support frame, the fixed power unit that sets up on the support frame, the slider-crank mechanism of rotatable, movably setting on the support frame, telescopically fixed setting is in the wheel of carrying on the slider-crank mechanism, rotatable, movably setting in slider link mechanism on the support frame, but height-adjusting, angle regulation set up the backplate on the slider link mechanism, telescopically set up the handrail of support frame both sides, but height-adjusting, angle regulation set up the headrest on the backplate.
The support frame be "jiong" style of calligraphy four sides open structure, including the supporting baseplate that is located the bottom surface, be located the support top cap at top, the supporting baseplate with the support top cap pass through strengthening rib fixed connection, the support top cap including being fixed in the foraminiferous connecting rod support of front end, be located the second spout at middle part, be fixed in the connecting rod pivot of rear end, the supporting baseplate including the first layer bottom plate that is provided with a plurality of locating holes, be provided with the second layer bottom plate of a plurality of locating holes, the first layer bottom plate including fixed the first spout that sets up in the front end.
The power mechanism comprises a three-phase asynchronous motor fixed through a bolt and a reversing gear transmission case connected through a bolt, and the three-phase asynchronous motor and the reversing gear transmission case are connected through a round-head flat key and a coupler.
The support frame is provided with the rotatable and movable crank block mechanism, one end of the rotatable and movable crank block mechanism, which is connected through a square head flat key, is a hexahedral transmission shaft, the crank is rotatably hinged to the transmission shaft, two ends of the crank are provided with holes, the crank is rotatably hinged to the crank through first primary-secondary rivets, two ends of the crank are provided with holes, and the second connecting rod is rotatably hinged to the first connecting rod through second primary-secondary rivets, wherein two ends of the first connecting rod are provided with holes.
The telescopic wheel that carries is provided with on the slider-crank mechanism, the support frame be connected with the first telescopic link of inside trough of belt, first telescopic link be connected with the loop bar that opens the round hole, peg graft slidable in first telescopic link spout in, loop bar fixedly connected with spring top cap, the front end is connected with scalable, rotatable, slidable and carries the wheel.
The support frame is provided with a rotatable and movable slider link mechanism, which comprises a backboard connecting rod, a circular hole leg plate connecting rod, a backboard, a leg plate, a T-shaped second telescopic rod, a seat plate and a seat plate, wherein the backboard connecting rod is rotatably hinged to the two ends of a connecting rod rotating shaft, the circular hole leg plate connecting rod is rotatably hinged to the two ends of the connecting rod support, the backboard is rotatably hinged to the backboard connecting rod, the leg plate is rotatably hinged to the leg plate connecting rod, the T-shaped second telescopic rod is movably connected to the support frame, the two ends of the second telescopic rod are provided with holes, the seat plate is fixedly connected to the second telescopic rod in an adjustable height mode, the leg plate is hinged to the leg plate connecting rod through a third primary-secondary rivet, and the seat plate is fixedly connected to the second telescopic rod through a bolt in a sliding mode.
The sliding block connecting rod mechanism is provided with a back plate with adjustable height and angle, and comprises a U-shaped frame which is connected with the back plate through a bolt and is provided with a round hole, and a pushing handle which is screwed on the U-shaped frame, is of a step-shaped structure and is provided with a circular anti-slip belt.
The height of the handrail can be adjusted, and the handrail comprises a support frame and a plurality of supporting frames which are connected with the support frame through bolts
Figure DEST_PATH_GSB0000197659580000031
The armrest frame is provided with round holes and is connected with the two sides of the armrest frame through bolts
Figure DEST_PATH_GSB0000197659580000032
The handle bar with the circular hole is telescopically inserted on the handle frame.
The headrest with adjustable height and angle is arranged on the slider link mechanism, and comprises a headrest frame which is connected with the back plate through a bolt and is provided with a plurality of round holes, and a headrest which is connected with the headrest frame through a universal joint, wherein the headrest frame is telescopically inserted into the back plate.
Compared with the prior art, the utility model has the beneficial effects that:
the adjustable bed-chair integrated auxiliary device has the advantages of simple structure, coordinated movement, convenience in operation, high reliability and good safety, and multiple movements can be synchronously coordinated by one motor. The auxiliary device can provide good assistance for different crowds such as the old, the hemiparalysis and the like, can assist related crowds to carry out normal living activities, and improves the living quality. Under the control of the power mechanism, the height of the seat board and the inclination angles of the seat back board and the leg boards can be synchronously adjusted, the structure can greatly improve the problem that a hemiparalysis patient is inconvenient to sit and stand, and the bed-chair integrated auxiliary device solves the problems that the user frequently changes from a bed to a chair and from a lying state to a sitting state. And the support frame the design that strengthening rib structure and first telescopic link adjust and stretch out and draw back according to the bed chair structure has reduced auxiliary device's focus effectively, has improved factor of safety greatly, in addition, sets up carry the wheel then can realize the transfer of auxiliary device position on the slider-crank mechanism, has increased the practicality of device. Meanwhile, the comfort of the user is improved by adjusting the angles of the back plate and the leg plate and the posture of the headrest, and in addition, the height of the armrests and the height of the headrest can be adjusted by the aid of the height adjusting device for people with different heights.
Drawings
FIG. 1 is a front side view of the adjustable bed-chair integrated auxiliary device of the present invention in a state of highest sitting posture and maximum retraction distance of the carrying wheels;
FIG. 2 is a front side view of the adjustable bed and chair integrated auxiliary device of the present invention in a state of lowest sitting posture and minimum retraction distance of the carrying wheels;
FIG. 3 is a rear side view of the adjustable bed and chair integrated auxiliary device of the present invention in a sitting posture ascending and carrying wheel retracting state;
FIG. 4 is a top side view of the adjustable bed and chair integrated aid of the present invention in a lowered sitting position and with wheels expanded;
FIG. 5 is a schematic structural view of the power mechanism and the slider-crank mechanism;
FIG. 6 is a schematic view of the armrest;
fig. 7 is a schematic structural view of the back plate and the headrest.
Detailed Description
The utility model is described in further detail below with reference to the figures and specific examples. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
As shown in fig. 1, 2, 3 and 4, the adjustable bed-chair integrated auxiliary device of the present invention can move, go up and down, and realize the conversion between the sitting posture state and the lying posture state, and comprises a support frame 1, a power mechanism 2 fixedly arranged on the support frame 1, a crank-slider mechanism 3 rotatably and movably arranged on the support frame 1, a carrying wheel 4 telescopically and fixedly arranged on the crank-slider mechanism 3, a slider-link mechanism 5 rotatably and movably arranged on the support frame 1, a back plate 53 arranged on the slider-link mechanism 5 in a height-adjustable and angle-adjustable manner, armrests 6 telescopically arranged on both sides of the support frame 1, and a headrest 7 arranged on the back plate 53 in a height-adjustable and angle-adjustable manner.
In order to ensure the safety of a user in the process of converting the bed and the chair and improve the reliability of the device, the adjustable bed and chair integrated auxiliary device can reduce the position of the gravity center from the chair to the bed in the process of converting the bed and the chair and adjust the height to be proper. As shown in fig. 1, 2, 3, 4 and 5, fig. 5 is a schematic view of a part of the structure of the power mechanism 2 and the crank-slider mechanism 3. The support frame 1 is provided with a rotatable and movable crank-slider mechanism 3, one end of the rotatable and movable crank-slider mechanism 3 is connected to the coupler 24 through a square flat key 31 and is a hexahedral transmission shaft 32, the crank 33 is rotatably hinged to the transmission shaft 32 and is provided with holes at two ends, the first connecting rod 34 is rotatably hinged to the crank 33 through a first snap rivet 35 and is provided with holes at two ends, the first connecting rod 34 is rotatably hinged to a second connecting rod 37 provided with holes at two ends of the first connecting rod 34 through a second snap rivet 36, the first sliding chute 11 is connected with a first telescopic rod 41 with a groove inside and is slidably sleeved on the first sliding chute 11, the first telescopic rod 41 is hinged between the first connecting rod 34 and the second connecting rod 37 through the second snap rivet 36, and the first telescopic rod 41 is connected with a loop bar 42 provided with a circular hole, the sliding rod is slidably inserted into the sliding groove of the first telescopic rod 41, the loop bar 42 is fixedly connected with a spring top cap 43, and a user can increase the longitudinal length of the device by manually adjusting the spring top cap 43 so as to enable the device to be more stable or reduce the longitudinal length of the device so as to enable the device to be lighter. Similarly, in order to increase the flexibility of the device, the front end is connected with a retractable, rotatable and slidable carrier wheel 4. The motor 21 can transmit power to the first connecting rod 34, the first telescopic rod 41 and the loop bar 42 sequentially through the reversing gear box 22, the coupler 24, the transmission shaft 32, the crank 33 and finally to the carrier wheel 4. The contraction and expansion actions of the bed-chair integrated auxiliary device are adjusted, and the reliability and the safety of the bed-chair in the adjusting process are improved. Fig. 1 shows a state where the contracted distance of the carriage 4 is maximum, fig. 2 shows a state where the contracted distance of the carriage 4 is minimum, fig. 3 shows a state where the carriage 4 is contracted, and fig. 4 shows an expanded state where the carriage 4 is expanded.
Further, the adjustable bed-chair integrated auxiliary device can be freely lifted and adjusted to a proper height. As shown in fig. 1, 2, 3, 5, 4 and 6, the support frame 1 is provided with a crank-slider mechanism 3 capable of rotating and moving, the crank-slider mechanism 3 is provided with a seat plate 51 capable of adjusting the height, the length and width of the seat plate 51 meet the human body size, and meet the requirements of lying down and sitting up, the coupler 24 is rotatably connected to the reversing gear box 22 through a round flat key 23, the transmission shaft 32 with one hexahedron end is rotatably connected to the coupler 24 through a square flat key 31, the crank 33 with holes at two ends is rotatably hinged to the transmission shaft 32, the first connecting rod 34 with holes at two ends is rotatably hinged to the crank 33 through a first snap rivet 35, the first connecting rod 34 is rotatably hinged to the second connecting rod 37 with holes at two ends of the first connecting rod 34 through a second snap rivet 36, the second chute 12 is connected with a T-shaped second expansion link 511 with holes at both ends, which is slidably sleeved on the second chute 12, and the second expansion link 511 is connected with a seat plate 51 with a plurality of square holes, and slidably fixed on the second expansion link 511 by bolts 512. The power can be transmitted to the first connecting rod 34 and the second connecting rod 37 through the reversing gear box 22, the coupler 24, the transmission shaft 32 and the crank 33 by the motor 21 in sequence, and finally to the seat plate 51 to adjust the lifting action of the bed-chair integrated auxiliary device. The proper height is adjusted, thereby meeting the users with different ages and heights and different requirements of the life of the users. Fig. 1 shows the highest sitting posture, fig. 2 shows the lowest sitting posture, fig. 3 shows the rising sitting posture, and fig. 4 shows the falling sitting posture.
Further, the adjustable bed-chair integrated auxiliary of the present invention can freely adjust the armrests 6 to a proper height. As shown in fig. 1, 4 and 6, the seat plate 51 is provided with a height-adjustable armrest 6. Comprising a base plate 51 connected on both sides thereof by bolts 512
Figure DEST_PATH_GSB0000197659580000051
A handrail frame 62 with round holes and connected on both sides of the handrail frame 62 by bolts 621
Figure DEST_PATH_GSB0000197659580000061
The handle 61 with the circular hole 622 is telescopically inserted into the handle frame 62, the handle 61 is lifted up and down by controlling the four positioning circular holes 622 with different heights arranged on the handle 61, the handle 61 is fixed on the handle frame 62 by bolts 621, and the height of the handle frame 62 is adjusted to meet users with different body types, so that the users can conveniently enter the handrail frame 62The safety of the adjustable bed-chair integrated auxiliary device is increased in one step.
Preferably, in order to improve the technical and functional properties, and to adapt to the needs of lying down to sit, the slider linkage 6 is provided with a height-adjustable and angle-adjustable leg plate 52 hinged to the seat plate 51. The length and width of the leg plate 52 are in accordance with the size of human body, and the requirements of lying down and sitting up are met. Specifically, as shown in fig. 1, 3, 4 and 7, the support frame 1 is provided with a rotatable and movable slider link mechanism 6, which includes a back plate link 531 rotatably hinged to the link shaft 14 and having circular holes at two ends, a leg plate link 521 rotatably hinged to the link bracket 13 and having circular holes at two ends, a back plate 53 rotatably hinged to the back plate link 531, a leg plate 52 rotatably hinged to the leg plate link 521, and a seat plate 51 movably connected to the second telescopic rod 511, wherein the leg plate 52 is hinged to the leg plate link 521 through a third snap rivet 522. When the second expansion link 511 slides up and down in the second sliding slot 12, the seat plate 51 is driven to move up and down, and then the leg plate link 521 is driven to rotate around the link bracket 13, so that the posture of the leg plate 52 can be adjusted, the leg plate 52 can rotate in a certain angle, and a user can adjust to a comfortable position of the leg.
Similarly, as shown in fig. 1, fig. 3, fig. 4 and fig. 7, the slider link mechanism 6 is provided with a back plate 53 with adjustable height and adjustable angle, and the length and the width of the back plate 53 meet the size of the human body, so as to meet the requirements of lying down and sitting up. The back plate 53 is hinged to the seat plate 51, and the back plate 53 on the back plate connecting rod 531 drives the seat plate 51 to move up and down when the second telescopic rod 511 slides up and down in the second sliding groove 12, and then drives the back plate connecting rod 531 to rotate around the connecting rod rotating shaft 14, so that the posture of the back plate 53 is adjusted, the back plate 53 rotates in a certain angle, and a user can adjust to a back comfortable position.
In order to adjust the head posture of the user by the adjustable bed-chair integrated auxiliary device, as shown in fig. 1, fig. 2 and fig. 7, the slider-link mechanism 6 is provided with a height-adjustable and angle-adjustable headrest 7, which comprises a headrest frame 73 connected to the back plate 53 through a hexagon bolt 74 and provided with a plurality of round holes, and a headrest seat 71 connected to the headrest frame 73 through a universal joint 72, wherein the headrest frame 73 is telescopically inserted into the back plate sliding groove 532. The inclination angle of the headrest 7 is changed by adjusting the head posture of the user, or the posture of the headrest 7 is changed by adjusting the posture of the back plate 53, so that the comfort of the user is improved.
Further, in order to increase the application range and satisfy the position shift of the user, the adjustable bed-chair integrated auxiliary device of the present invention can realize the displacement by means of the push handle 535 after the auxiliary pushes the back plate 53. As shown in fig. 1 and 7, the slider-link mechanism 6 is provided with a back plate 53 with adjustable height and angle, which is hinged to the seat plate 51, and comprises a U-shaped frame 534 with a circular hole and connected to the back plate 53 through a bolt 533, and a push handle 535 screwed to the U-shaped frame 534, wherein the push handle 535 has a step-shaped structure, and a circular anti-slip belt 536 is provided on the push handle 535 for improving the friction coefficient of the push handle 535.
In conclusion, the adjustable bed-chair integrated auxiliary device is simple in structure, coordinated in movement and convenient to operate, multiple actions can be synchronously coordinated by one motor, the reliability is high, and the safety is good. Can provide good assistance for different people such as the old, the half-body paralyzed and the like. The adjustable bed-chair integrated auxiliary device can freely adjust the postures of the legs, the buttocks, the back and the head of a user to be at a proper height and angle, and solves the problems that the user frequently changes from a bed to a chair and from a lying posture to a sitting posture and the like. And the reinforcing rib structure and the first telescopic link of the support frame are adjusted according to the bed chair structure and are telescopic, so that the gravity center of the auxiliary device is effectively reduced, and the safety factor is greatly improved. The carrying wheel arranged on the crank block mechanism can realize the transfer of the position of the auxiliary device, and the practicability of the device is improved. In addition, aiming at the crowds with different heights, the height adjustment of the armrests and the headrest can be realized.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (9)

1. The utility model provides an integrative auxiliary device of adjustable bed chair, its characterized in that, includes the support frame, the fixed power unit that sets up on the support frame, the slider-crank mechanism of rotatable, movably setting on the support frame, telescopically fixed setting is in the wheel of carrying on the slider-crank mechanism, rotatable, movably setting in slider link mechanism on the support frame, but height-adjusting, angle regulation set up the backplate on the slider link mechanism, telescopically set up the handrail of support frame both sides, but height-adjusting, angle regulation set up the headrest on the backplate.
2. The integrated auxiliary device of an adjustable bed and chair as claimed in claim 1, wherein the supporting frame is of a jiong-shaped four-side opening structure, and comprises a supporting bottom plate located at the bottom and a supporting top cover located at the top, the supporting bottom plate and the supporting top cover are fixedly connected through reinforcing ribs, the supporting top cover comprises a connecting rod support fixed at a hole in the front end, a second sliding groove located in the middle and a connecting rod rotating shaft fixed at the rear end, the supporting bottom plate comprises a first layer bottom plate provided with a plurality of positioning holes and a second layer bottom plate provided with a plurality of positioning holes, and the first layer bottom plate comprises a first sliding groove fixedly arranged at the front end.
3. The adjustable bed-chair integrated auxiliary device as claimed in claim 1, wherein the power mechanism comprises a three-phase asynchronous motor fixed by bolts and a reversing gear box connected by bolts, and the three-phase asynchronous motor and the reversing gear box are connected by a round key and a coupling.
4. The adjustable bed-chair integrated auxiliary device as claimed in claim 1, wherein the support frame is provided with the rotatable and movable slider-crank mechanism, a transmission shaft with a hexahedron end rotatably connected by a square flat key, a crank rotatably hinged to the transmission shaft and having holes at both ends, a first connecting rod rotatably hinged to the crank by a first snap rivet and having holes at both ends, and a second connecting rod rotatably hinged to the first connecting rod by a second snap rivet and having holes at both ends.
5. The integrated auxiliary device of an adjustable bed and chair as claimed in claim 1, wherein the slider-crank mechanism is provided with a retractable carrying wheel, the supporting frame is connected with a first retractable rod with a slot inside, the first retractable rod is connected with a loop bar with a round hole, the loop bar is slidably inserted into the chute of the first retractable rod, the loop bar is fixedly connected with a spring top cap, and the front end of the loop bar is connected with a retractable, rotatable and slidable carrying wheel.
6. The adjustable bed and chair integrated auxiliary device as claimed in claim 1, wherein the supporting frame is provided with a rotatable and movable slider link mechanism comprising a back plate link rotatably hinged to the link shaft and having circular holes at both ends thereof, a leg plate link rotatably hinged to the link bracket and having circular holes at both ends thereof, a back plate rotatably hinged to the back plate link, a leg plate rotatably hinged to the leg plate link, a second telescopic rod movably connected to the supporting frame and having holes at both ends thereof, and a seat plate fixedly connected to the second telescopic rod in an adjustable height manner, the leg plate being hinged to the leg plate link by a third snap rivet, the seat plate being slidably fixed to the second telescopic rod by a bolt.
7. The integrated auxiliary device of claim 6, wherein the adjustable bed-chair is provided with a back plate with adjustable height and angle on the slide block-connecting rod mechanism, and comprises a U-shaped frame with a round hole connected to the back plate through a bolt, and a push handle screwed on the U-shaped frame, wherein the push handle is of a step-shaped structure and is provided with a circular anti-slip belt.
8. The adjustable bed and chair integrated auxiliary device as claimed in claim 1, wherein the armrests are adjustable in height and comprise inverted portions bolted to both sides of the support frame
Figure DEST_PATH_FSB0000197659570000021
The armrest frame is provided with round holes and is connected with the two sides of the armrest frame through bolts
Figure DEST_PATH_FSB0000197659570000022
The handle bar with the circular hole is telescopically inserted on the handle frame.
9. The adjustable bed and chair integrated auxiliary device as claimed in claim 1, wherein the slider-link mechanism is provided with a height-adjustable and angle-adjustable headrest, which comprises a headrest frame with a plurality of round holes and connected to the back plate through bolts, and a headrest connected to the headrest frame through a universal joint, wherein the headrest frame is telescopically inserted into the back plate.
CN202120718983.8U 2021-04-09 2021-04-09 Integrative auxiliary device of adjustable bed chair Active CN216136227U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120718983.8U CN216136227U (en) 2021-04-09 2021-04-09 Integrative auxiliary device of adjustable bed chair

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120718983.8U CN216136227U (en) 2021-04-09 2021-04-09 Integrative auxiliary device of adjustable bed chair

Publications (1)

Publication Number Publication Date
CN216136227U true CN216136227U (en) 2022-03-29

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Application Number Title Priority Date Filing Date
CN202120718983.8U Active CN216136227U (en) 2021-04-09 2021-04-09 Integrative auxiliary device of adjustable bed chair

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